209948648

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1\times {\mathrm{1667}}^1$

素因数の和:1866

約数の個数: 64

約数和(自身を含む): 487589760

約数和(自身を除く): 277641112

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 173, 182, 346, 364, 692, 728, 1211, 1384, 1667, 2249, 2422, 3334, 4498, 4844, 6668, 8996, 9688, 11669, 13336, 15743, 17992, 21671, 23338, 31486, 43342, 46676, 62972, 86684, 93352, 125944, 151697, 173368, 288391, 303394, 576782, 606788, 1153564, 1213576, 2018737, 2307128, 3749083, 4037474, 7498166, 8074948, 14996332, 16149896, 26243581, 29992664, 52487162, 104974324, 209948648]

約数ペア:

[(1, 209948648), (2, 104974324), (4, 52487162), (7, 29992664), (8, 26243581), (13, 16149896), (14, 14996332), (26, 8074948), (28, 7498166), (52, 4037474), (56, 3749083), (91, 2307128), (104, 2018737), (173, 1213576), (182, 1153564), (346, 606788), (364, 576782), (692, 303394), (728, 288391), (1211, 173368), (1384, 151697), (1667, 125944), (2249, 93352), (2422, 86684), (3334, 62972), (4498, 46676), (4844, 43342), (6668, 31486), (8996, 23338), (9688, 21671), (11669, 17992), (13336, 15743)]